54.18% is the change from 526 to 811
Calculation steps:
[( 811 - 526 ) ÷ 526] x 100 = 54.18%
Formula
Percentage change = [(811 - 526) / 526] x 100
Subtract the new number by the original number
811 - 526 = 285
285 ÷ 526 = 0.5418250950570342
0.5418250950570342 x 100 = 54.18%